Protective casing for a hypodermic needle



FIG. 1 is a side perspective view of the protective casing design;

FIG. 2 is a top perspective view of the protective casing design;

FIG. 3 is a side elevation view of the protective casing design, with the opposite side being symmetrical thereto;

FIG. 4 is a top plan view of the protective casing design; and,

FIG. 5 is a bottom plan view of the protective casing design. 

The ornamental design for a protective casing for a hypodermic needle, as shown and described. 